Craig used 4 scoops of soil to fill 2/5 of a plant pot. how many scoops will craig need to fill the whole plant pot?

How can (square root of 25) ^2 be rewritten?

Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias

Solve 2x − 1 = 11 for x using the change of base formula log base b of y equals log y over log b.